| #include <stdint.h> |
| #include <string.h> |
| #include <device/pci_def.h> |
| #include <arch/io.h> |
| #include <device/pnp_def.h> |
| #include <cpu/x86/lapic.h> |
| #include <pc80/mc146818rtc.h> |
| #include <console/console.h> |
| #include <lib.h> |
| #include <spd.h> |
| #include <cpu/amd/model_fxx_rev.h> |
| #include "northbridge/amd/amdk8/incoherent_ht.c" |
| #include "southbridge/nvidia/ck804/early_smbus.h" |
| #include "northbridge/amd/amdk8/raminit.h" |
| #include "lib/delay.c" |
| #include "cpu/x86/lapic.h" |
| #include "northbridge/amd/amdk8/reset_test.c" |
| #include "northbridge/amd/amdk8/debug.c" |
| #include <superio/winbond/w83627thg/w83627thg.h> |
| #include "cpu/x86/bist.h" |
| #include "northbridge/amd/amdk8/setup_resource_map.c" |
| |
| #define SERIAL_DEV PNP_DEV(0x2e, W83627THG_SP1) |
| |
| static void memreset_setup(void) { } |
| static void memreset(int controllers, const struct mem_controller *ctrl) { } |
| static void activate_spd_rom(const struct mem_controller *ctrl) { } |
| |
| static inline int spd_read_byte(unsigned device, unsigned address) |
| { |
| return smbus_read_byte(device, address); |
| } |
| |
| #include "northbridge/amd/amdk8/raminit.c" |
| #include "northbridge/amd/amdk8/coherent_ht.c" |
| #include "lib/generic_sdram.c" |
| #include "cpu/amd/dualcore/dualcore.c" |
| #include "southbridge/nvidia/ck804/early_setup_ss.h" |
| #include "southbridge/nvidia/ck804/early_setup.c" |
| #include "cpu/amd/model_fxx/init_cpus.c" |
| #if CONFIG_SET_FIDVID |
| #include "cpu/amd/model_fxx/fidvid.c" |
| #endif |
| #include "northbridge/amd/amdk8/early_ht.c" |
| |
| static void sio_setup(void) |
| { |
| uint32_t dword; |
| uint8_t byte; |
| |
| /* subject decoding*/ |
| byte = pci_read_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b); |
| byte |= 0x20; |
| pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b, byte); |
| |
| /* LPC Positive Decode 0 */ |
| dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0); |
| /* Serial 0, Serial 1 */ |
| dword |= (1<<0) | (1<<1); |
| pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0, dword); |
| |
| } |
| |
| void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) |
| { |
| static const uint16_t spd_addr [] = { |
| DIMM0, 0, 0, 0, |
| DIMM1, 0, 0, 0, |
| }; |
| |
| int needs_reset; |
| unsigned bsp_apicid = 0, nodes; |
| struct mem_controller ctrl[8]; |
| |
| if (!cpu_init_detectedx && boot_cpu()) { |
| /* Nothing special needs to be done to find bus 0 */ |
| /* Allow the HT devices to be found */ |
| enumerate_ht_chain(); |
| sio_setup(); |
| } |
| |
| if (bist == 0) |
| bsp_apicid = init_cpus(cpu_init_detectedx); |
| |
| // post_code(0x32); |
| |
| w83627thg_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
| console_init(); |
| |
| /* Halt if there was a built in self test failure */ |
| report_bist_failure(bist); |
| |
| #if 0 |
| dump_pci_device(PCI_DEV(0, 0x18, 0)); |
| #endif |
| |
| needs_reset = setup_coherent_ht_domain(); |
| |
| wait_all_core0_started(); |
| // It is said that we should start core1 after all core0 launched |
| start_other_cores(); |
| wait_all_other_cores_started(bsp_apicid); |
| |
| #if CONFIG_SET_FIDVID |
| /* Check to see if processor is capable of changing FIDVID */ |
| /* otherwise it will throw a GP# when reading FIDVID_STATUS */ |
| if ((cpuid_edx(0x80000007) & 0x6) == 0x6) { |
| msr_t msr; |
| /* Read FIDVID_STATUS */ |
| msr = rdmsr(0xc0010042); |
| printk(BIOS_DEBUG, "begin msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo); |
| |
| enable_fid_change(); |
| init_fidvid_bsp(bsp_apicid); |
| |
| msr = rdmsr(0xc0010042); |
| printk(BIOS_DEBUG, "end msr fid, vid: hi=0x%x, lo=0x%x\n", msr.hi, msr.lo); |
| } |
| #endif |
| |
| needs_reset |= ht_setup_chains_x(); |
| needs_reset |= ck804_early_setup_x(); |
| if (needs_reset) { |
| printk(BIOS_INFO, "ht reset -\n"); |
| soft_reset(); |
| } |
| |
| allow_all_aps_stop(bsp_apicid); |
| |
| nodes = get_nodes(); |
| //It's the time to set ctrl now; |
| fill_mem_ctrl(nodes, ctrl, spd_addr); |
| |
| enable_smbus(); |
| #if 0 |
| dump_spd_registers(&cpu[0]); |
| dump_smbus_registers(); |
| #endif |
| |
| memreset_setup(); |
| sdram_initialize(nodes, ctrl); |
| |
| #if 0 |
| print_pci_devices(); |
| dump_pci_devices(); |
| #endif |
| |
| post_cache_as_ram(); |
| } |